2 * Configuration for Versatile Express. Parts were derived from other ARM
5 * SPDX-License-Identifier: GPL-2.0+
8 #ifndef __VEXPRESS_AEMV8A_H
9 #define __VEXPRESS_AEMV8A_H
13 /* We use generic board for v8 Versatile Express */
14 #define CONFIG_SYS_GENERIC_BOARD
16 #ifdef CONFIG_TARGET_VEXPRESS64_BASE_FVP
17 #ifndef CONFIG_SEMIHOSTING
18 #error CONFIG_TARGET_VEXPRESS64_BASE_FVP requires CONFIG_SEMIHOSTING
20 #define CONFIG_BOARD_LATE_INIT
21 #define CONFIG_ARMV8_SWITCH_TO_EL1
24 #define CONFIG_REMAKE_ELF
26 #if !defined(CONFIG_TARGET_VEXPRESS64_BASE_FVP) && \
27 !defined(CONFIG_TARGET_VEXPRESS64_JUNO)
28 /* Base FVP and Juno not using GICv3 yet */
32 /*#define CONFIG_ARMV8_SWITCH_TO_EL1*/
34 #define CONFIG_SUPPORT_RAW_INITRD
36 /* Cache Definitions */
37 #define CONFIG_SYS_DCACHE_OFF
38 #define CONFIG_SYS_ICACHE_OFF
40 #define CONFIG_IDENT_STRING " vexpress_aemv8a"
41 #define CONFIG_BOOTP_VCI_STRING "U-boot.armv8.vexpress_aemv8a"
43 /* Link Definitions */
44 #ifdef CONFIG_TARGET_VEXPRESS64_BASE_FVP
45 /* ATF loads u-boot here for BASE_FVP model */
46 #define CONFIG_SYS_TEXT_BASE 0x88000000
47 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x03f00000)
48 #elif CONFIG_TARGET_VEXPRESS64_JUNO
49 #define CONFIG_SYS_TEXT_BASE 0xe0000000
50 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x7fff0)
52 #define CONFIG_SYS_TEXT_BASE 0x80000000
53 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x7fff0)
56 /* Flat Device Tree Definitions */
57 #define CONFIG_OF_LIBFDT
59 /* CS register bases for the original memory map. */
60 #define V2M_PA_CS0 0x00000000
61 #define V2M_PA_CS1 0x14000000
62 #define V2M_PA_CS2 0x18000000
63 #define V2M_PA_CS3 0x1c000000
64 #define V2M_PA_CS4 0x0c000000
65 #define V2M_PA_CS5 0x10000000
67 #define V2M_PERIPH_OFFSET(x) (x << 16)
68 #define V2M_SYSREGS (V2M_PA_CS3 + V2M_PERIPH_OFFSET(1))
69 #define V2M_SYSCTL (V2M_PA_CS3 + V2M_PERIPH_OFFSET(2))
70 #define V2M_SERIAL_BUS_PCI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(3))
72 #define V2M_BASE 0x80000000
74 /* Common peripherals relative to CS7. */
75 #define V2M_AACI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(4))
76 #define V2M_MMCI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(5))
77 #define V2M_KMI0 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(6))
78 #define V2M_KMI1 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(7))
80 #ifdef CONFIG_TARGET_VEXPRESS64_JUNO
81 #define V2M_UART0 0x7ff80000
82 #define V2M_UART1 0x7ff70000
84 #define V2M_UART0 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(9))
85 #define V2M_UART1 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(10))
86 #define V2M_UART2 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(11))
87 #define V2M_UART3 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(12))
90 #define V2M_WDT (V2M_PA_CS3 + V2M_PERIPH_OFFSET(15))
92 #define V2M_TIMER01 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(17))
93 #define V2M_TIMER23 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(18))
95 #define V2M_SERIAL_BUS_DVI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(22))
96 #define V2M_RTC (V2M_PA_CS3 + V2M_PERIPH_OFFSET(23))
98 #define V2M_CF (V2M_PA_CS3 + V2M_PERIPH_OFFSET(26))
100 #define V2M_CLCD (V2M_PA_CS3 + V2M_PERIPH_OFFSET(31))
102 /* System register offsets. */
103 #define V2M_SYS_CFGDATA (V2M_SYSREGS + 0x0a0)
104 #define V2M_SYS_CFGCTRL (V2M_SYSREGS + 0x0a4)
105 #define V2M_SYS_CFGSTAT (V2M_SYSREGS + 0x0a8)
107 /* Generic Timer Definitions */
108 #define COUNTER_FREQUENCY (0x1800000) /* 24MHz */
110 /* Generic Interrupt Controller Definitions */
112 #define GICD_BASE (0x2f000000)
113 #define GICR_BASE (0x2f100000)
116 #ifdef CONFIG_TARGET_VEXPRESS64_BASE_FVP
117 #define GICD_BASE (0x2f000000)
118 #define GICC_BASE (0x2c000000)
119 #elif CONFIG_TARGET_VEXPRESS64_JUNO
120 #define GICD_BASE (0x2C010000)
121 #define GICC_BASE (0x2C02f000)
123 #define GICD_BASE (0x2C001000)
124 #define GICC_BASE (0x2C002000)
128 #define CONFIG_SYS_MEMTEST_START V2M_BASE
129 #define CONFIG_SYS_MEMTEST_END (V2M_BASE + 0x80000000)
131 /* Size of malloc() pool */
132 #define CONFIG_SYS_MALLOC_F_LEN 0x2000
133 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (8 << 20))
135 /* Ethernet Configuration */
136 #ifdef CONFIG_TARGET_VEXPRESS64_JUNO
137 /* The real hardware Versatile express uses SMSC9118 */
138 #define CONFIG_SMC911X 1
139 #define CONFIG_SMC911X_32_BIT 1
140 #define CONFIG_SMC911X_BASE (0x018000000)
142 /* The Vexpress64 simulators use SMSC91C111 */
143 #define CONFIG_SMC91111 1
144 #define CONFIG_SMC91111_BASE (0x01A000000)
147 /* PL011 Serial Configuration */
148 #define CONFIG_BAUDRATE 115200
150 #define CONFIG_DM_SERIAL
151 #define CONFIG_PL01X_SERIAL
153 #define CONFIG_SYS_SERIAL0 V2M_UART0
154 #define CONFIG_SYS_SERIAL1 V2M_UART1
155 #define CONFIG_CONS_INDEX 0
156 #define CONFIG_PL011_SERIAL
157 #ifdef CONFIG_TARGET_VEXPRESS64_JUNO
158 #define CONFIG_PL011_CLOCK 7273800
160 #define CONFIG_PL011_CLOCK 24000000
162 #define CONFIG_PL01x_PORTS {(void *)CONFIG_SYS_SERIAL0, \
163 (void *)CONFIG_SYS_SERIAL1}
166 #define CONFIG_BAUDRATE 115200
167 #define CONFIG_SYS_SERIAL0 V2M_UART0
168 #define CONFIG_SYS_SERIAL1 V2M_UART1
170 /* Command line configuration */
172 /*#define CONFIG_MENU_SHOW*/
173 #define CONFIG_CMD_CACHE
174 #define CONFIG_CMD_BDI
175 #define CONFIG_CMD_BOOTI
176 #define CONFIG_CMD_UNZIP
177 #define CONFIG_CMD_DHCP
178 #define CONFIG_CMD_PXE
179 #define CONFIG_CMD_ENV
180 #define CONFIG_CMD_IMI
181 #define CONFIG_CMD_LOADB
182 #define CONFIG_CMD_MEMORY
183 #define CONFIG_CMD_MII
184 #define CONFIG_CMD_NET
185 #define CONFIG_CMD_PING
186 #define CONFIG_CMD_SAVEENV
187 #define CONFIG_CMD_RUN
188 #define CONFIG_CMD_BOOTD
189 #define CONFIG_CMD_ECHO
190 #define CONFIG_CMD_SOURCE
191 #define CONFIG_CMD_FAT
192 #define CONFIG_DOS_PARTITION
195 #define CONFIG_BOOTP_BOOTFILESIZE
196 #define CONFIG_BOOTP_BOOTPATH
197 #define CONFIG_BOOTP_GATEWAY
198 #define CONFIG_BOOTP_HOSTNAME
199 #define CONFIG_BOOTP_PXE
200 #define CONFIG_BOOTP_PXE_CLIENTARCH 0x100
202 /* Miscellaneous configurable options */
203 #define CONFIG_SYS_LOAD_ADDR (V2M_BASE + 0x10000000)
205 /* Physical Memory Map */
206 #define CONFIG_NR_DRAM_BANKS 1
207 #define PHYS_SDRAM_1 (V2M_BASE) /* SDRAM Bank #1 */
208 #define PHYS_SDRAM_1_SIZE 0x80000000 /* 2048 MB */
209 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
211 /* Initial environment variables */
212 #ifdef CONFIG_TARGET_VEXPRESS64_BASE_FVP
213 #define CONFIG_EXTRA_ENV_SETTINGS \
214 "kernel_name=uImage\0" \
215 "kernel_addr_r=0x80000000\0" \
216 "initrd_name=ramdisk.img\0" \
217 "initrd_addr_r=0x88000000\0" \
218 "fdt_name=devtree.dtb\0" \
219 "fdt_addr_r=0x83000000\0" \
220 "fdt_high=0xffffffffffffffff\0" \
221 "initrd_high=0xffffffffffffffff\0"
223 #define CONFIG_BOOTARGS "console=ttyAMA0 earlyprintk=pl011,"\
224 "0x1c090000 debug user_debug=31 "\
227 #define CONFIG_BOOTCOMMAND "fdt addr $fdt_addr_r; fdt resize; " \
228 "fdt chosen $initrd_addr_r $initrd_end; " \
229 "bootm $kernel_addr_r - $fdt_addr_r"
231 #define CONFIG_BOOTDELAY 1
235 #define CONFIG_EXTRA_ENV_SETTINGS \
236 "kernel_addr_r=0x80000000\0" \
237 "initrd_addr_r=0x88000000\0" \
238 "fdt_addr_r=0x83000000\0" \
239 "fdt_high=0xa0000000\0"
241 #define CONFIG_BOOTARGS "console=ttyAMA0,115200n8 root=/dev/ram0"
242 #define CONFIG_BOOTCOMMAND "bootm $kernel_addr_r " \
243 "$initrd_addr_r:$initrd_size $fdt_addr_r"
244 #define CONFIG_BOOTDELAY -1
247 /* Do not preserve environment */
248 #define CONFIG_ENV_IS_NOWHERE 1
249 #define CONFIG_ENV_SIZE 0x1000
251 /* Monitor Command Prompt */
252 #define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */
253 #define CONFIG_SYS_PROMPT "VExpress64# "
254 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
255 sizeof(CONFIG_SYS_PROMPT) + 16)
256 #define CONFIG_SYS_HUSH_PARSER
257 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
258 #define CONFIG_SYS_LONGHELP
259 #define CONFIG_CMDLINE_EDITING
260 #define CONFIG_SYS_MAXARGS 64 /* max command args */
262 /* Flash memory is available on the Juno board only */
263 #ifndef CONFIG_TARGET_VEXPRESS64_JUNO
264 #define CONFIG_SYS_NO_FLASH
266 #define CONFIG_CMD_FLASH
267 #define CONFIG_SYS_FLASH_CFI 1
268 #define CONFIG_FLASH_CFI_DRIVER 1
269 #define CONFIG_SYS_FLASH_BASE 0x08000000
270 #define CONFIG_SYS_FLASH_SIZE 0x04000000 /* 64 MiB */
271 #define CONFIG_SYS_MAX_FLASH_BANKS 2
273 /* Timeout values in ticks */
274 #define CONFIG_SYS_FLASH_ERASE_TOUT (2 * CONFIG_SYS_HZ) /* Erase Timeout */
275 #define CONFIG_SYS_FLASH_WRITE_TOUT (2 * CONFIG_SYS_HZ) /* Write Timeout */
277 /* 255 0x40000 sectors + first or last sector may have 4 erase regions = 259 */
278 #define CONFIG_SYS_MAX_FLASH_SECT 259 /* Max sectors */
279 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE /* use buffered writes */
280 #define CONFIG_SYS_FLASH_PROTECTION /* The devices have real protection */
281 #define CONFIG_SYS_FLASH_EMPTY_INFO /* flinfo indicates empty blocks */
285 #endif /* __VEXPRESS_AEMV8A_H */